One, Two.. Infinity - Marian Small
PDFs of presentations from the professional development consultant and author of Making Math Meaningful to Canadian Students K-8, More Good Questions: Great Ways to Differentiate Secondary Mathematics Instruction (9 - 12), Eyes on Math: A Visual Approach
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OnlineCollegePrep.com - Robert Hackworth
Distance learning courses in reading, writing, math, and study skills. A free online arithmetic course is available for adults needing help to prepare for pre-college and college-level math instruction. A real instructor instructs and leads the course.
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Open Middle - Johnson, Nanette; and Kaplinsky, Robert
"Open middle" problems, hints, and answers, all aligned to the Common Core State Standards (CCSS). Introduced by Dan Meyer, these kinds of math challenges have a "closed beginning," meaning that they all start with the same initial problem; a "closed
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OPenn - University of Pennsylvania Libraries
High-resolution archival images of manuscripts from the University of Pennsylvania Libraries and other institutions, along with machine-readable descriptions and technical metadata. Digitized cultural heritage materials on mathematics include "Treatise
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Optical Data School Media
A publisher of math and science programs, including Windows on Math, an activity-based laserdisc and videotape curriculum built around the NCTM standards. Most products are for levels K-8. Find Correlations for Optical Data products to a wide range of
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The Pai Intersect - Jimmy Pai
Blog by an Ottawa (Canada) secondary mathematics teacher and graduate student in education. Posts, which date back to August, 2012, have included "Understanding Fraction Division #2 - Part 1," "$100 Tablet Project," "Spiraling through the curriculum,"
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PBS Teachers: Math - PBS Teachers
The Public Broadcasting System's Math Service, combining computing and telecommunications technologies to offer interactive data services and interactive video and voice services for education based on the NCTM Standards. The site features: resources,
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PC Calc
Calculator program for Windows 2000/XP. Offers calculations, graphing, matrices, steps in solving equations, and more. Features listed and a free 30-day demo is available on the site.
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Peter Ash's Thoughts on Math and Education - Peter Ash
Musings on doing and teaching mathematics, book reviews, and math problems both elementary and advanced from the creator of Cambridge Math Learning. Blog posts, which date back to August of 2007, include "Very Proper Fractions"; "Physical Models for Non-Euclidean
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The PiFactory - David Whitfield
Revision notes, boardshots, and Excel worksheets to download, from when the author used to teach in North London. The PiFactory includes an open-source assessment suite, classroom resources, and concept maps. The PiFactory conveniently pulls together
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Play With Your Math - Kelly, JOEY; and Yu, Xi
Biweekly math problems that "require you to try, fail, and adjust many times before finding a solution." Each short, provocative question comes illustrated and ready to print out in large type on 33" × 40" dimensions: Space Race, Star Polygons,
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Popnoggin - Popspring LLC
Popnoggin is a software program that allows parents or teachers to "install" pop-up flash cards on any game or site a student uses. Set parameters for drilling math facts to "buy" time on the site or game.
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Power of 2 Publishing - David Sharp, Power of 2
Publishers of a series of books, intended to give structured support to those who benefit from more repetition and practice than is often available in the classroom. Power of 2 also offers workshops on using the books with students.
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